Chemistry · Chemical Reactions and Equations
Which of the following chemical reactions is NOT a double displacement reaction?
- 1NaOH + HCl → NaCl + H 2 O
- 2CuSO 4 + H 2 S → CuS + H 2 SO 4
- 3Mg 3 N 2 + 6H 2 O → 3Mg(OH) 2 + 2NH 3✓
- 4BaCl 2 + H 2 SO 4 → BaSO 4 + 2HCl
Correct answer
Mg 3 N 2 + 6H 2 O → 3Mg(OH) 2 + 2NH 3
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